.ASMX File Overview

File Extension: ASMX
File Type Description: ASP.NET Web Service File
File Type Developer: Microsoft Corporation
Primary Associated Software: Microsoft Visual Studio
Primary Software Developer: Microsoft Corporation

Open your files with FileViewPro File Viewer

Download File Opener


Optional Offer for FileViewPro by Solvusoft | EULA | Privacy Policy | Terms | Uninstall

What is File Extension ASMX?

ASMX files are a type of ASP.NET Web Service File developed for Microsoft Visual Studio by Microsoft Corporation. Annoymous user data statistics infer that ASMX files are most popular in United States and with those using Windows 10 devices. Google Chrome is their primary internet browser for the bulk of these users.

Top ASMX User Languages

Top ASMX File User Browsers

Desktop Friendly?


Mobile Friendly?


Most Popular ASMX File Countries

Top User Operating Systems

Windows 10 Windows 11 Windows 6 Windows 8.1

Associated Operating Systems


Other File Types Related to ASMX Files

Extension File Type Developer File Category File Type Description
.PJPEG Microsoft Corporation Raster Image Files Progressive JPEG Image
.ACF Valve Game Files Steam Application Cache File
.A Open Source Developer Files Static Library
.HXL Microsoft Corporation Data Files Microsoft Help Registered Namespace List File
.MDP Microsoft Corporation Settings Files Visual C++ 5 Workspace File
.PHP4 Open Source Web Files PHP 4 Web Page
.WRK Cakewalk, Inc. Audio Files Cakewalk Music Project
.MSH Martin Schweiger 3D Image Files Orbiter 3D Mesh File
.STS DuoS DSEMU Game Files DuoS DSEMU Saved State File
.FNA University of Virginia Data Files FASTA DNA And Protein Sequence Alignment

Open Your File:

Compatible with Windows 11, 10, 8, 7, Vista, XP and 2000

Optional Offer for FileViewPro by Solvusoft | EULA | Privacy Policy | Terms | Uninstall

“FileViewPro eliminates the time and frustration of trying to track down a specific piece of software to open a specific file.”   - Tucows